package com.manager.car.dao;

import java.util.List;

import com.manager.car.po.DemandInfo;


public interface IDemandInfoDao {
	//根据Id查询
	public DemandInfo queryId(Integer id);
    //查询全部
	public List<DemandInfo> queryAll();
    //添加
	public boolean save(DemandInfo di);
	//删除
	public boolean delete(Integer id);
	//修改
	public boolean update(DemandInfo di);
}
